. >> but now we're learning the u.s. and great britain are saying something new, that starting a ground war is risky for israel. >> and in america, helping our own warriors from the front line, and healing the lasting emotional scars of battle. did you know there's an app for that? i'm harris falkner. the middle east at a crossroads, standing between an escalation of the conflict and the search for a cease-fire. egypt within recent days aligning itself with palestinians, but still leading the push to try to end the fighting. reports say an israeli envoy is in cairo for talks to arrange for a truce, but for now, a break through looks distant. the sound now of what is coming. >> people running for their lives, looking for cover. as gaza militants launch dozens of rockets targeting israel's heartland. and just a flavor now of what's been happening night and day, three rockets aimed at tel aviv, the commercial capital of the jewish state. this was not that long ago, coming to the rescue, israel's iron dome missile defense sy